4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a

Analysis

max time kernel
63s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 13:29

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General

Target

4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
Size

935KB
MD5

304570eb3e44e633b04ec8d219293154
SHA1

14e360399b05c826a059e883afe87036e1e2256e
SHA256

4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a
SHA512

a46d02cc81538fd568f486695e7e76c52b2d9bf1fd87267b8bd442cb33cb1171ec89c09b16b00e520ede87afad8e3bd835505f01fd8fd7b10e67e0f1790c162d
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:JyHv5Z+Wzv7AiBll0OBWi6si9G

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4848-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4848-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4848-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4848-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4848-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4848	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
4848	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
4848	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
4848	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
4848	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
4848	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80
PID 1960 wrote to memory of 4848	1960	4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe	80

C:\Users\Admin\AppData\Local\Temp\4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
"C:\Users\Admin\AppData\Local\Temp\4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Users\Admin\AppData\Local\Temp\4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe
  "C:\Users\Admin\AppData\Local\Temp\4cf72cf193e2d4e7d1a43ae8d557e9ba09623f7a4de9b2e874d0ec35e6c75a6a.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4848

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4848-132-0x0000000000000000-mapping.dmp

Download
memory/4848-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4848-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4848-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4848-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4848-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads